Home / 35,322.56-52,988.76-11,942.72

Finding the Fourth Proportional to 35,322.56, 52,988.76 and 11,942.72

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Solution

The fourth proportional to 35,322.56, 52,988.76 and 11,942.72 is: 17,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,322.56 : 52,988.76 = 11,942.72 : x
  2. Step 2: Convert to fraction form
    35,322.56/52,988.76 = 11,942.72/x
  3. Step 3: Cross multiply
    35,322.56x = 52,988.76 × 11,942.72
  4. Step 4: Simplify right side
    35,322.56x = 632,829,923.83
  5. Step 5: Solve for x
    x = 632,829,923.83/35,322.56
  6. Step 6: Final answer
    x = 17,915.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.